fix(go): replay raw before unified events

go/vehicle-gateway/internal/eventbus/durable_sink_test.go

@@ -2,6 +2,7 @@ package eventbus
 
 import (
 	"context"
+	"encoding/json"
 	"errors"
 	"os"
 	"path/filepath"
@@ -70,6 +71,30 @@ func TestDurableSinkReplayPublishesInFileOrderAndDeletesFiles(t *testing.T) {
 	}
 }
 
+func TestDurableSinkReplayPublishesRawBeforeUnifiedEvenWhenFilesAreOutOfOrder(t *testing.T) {
+	dir := t.TempDir()
+	env := durableTestEnvelope()
+	writeDurableRecord(t, filepath.Join(dir, "0001-unified.json"), durableRecord{Kind: "unified", Envelope: env})
+	writeDurableRecord(t, filepath.Join(dir, "0002-raw.json"), durableRecord{Kind: "raw", Envelope: env})
+	delegate := &scriptedSink{}
+	sink := NewDurableSink(delegate, DurableConfig{Directory: dir})
+
+	if err := sink.ReplayOnce(context.Background()); err != nil {
+		t.Fatalf("ReplayOnce() error = %v", err)
+	}
+
+	got := delegate.calls
+	want := []string{"raw", "unified"}
+	if len(got) != len(want) {
+		t.Fatalf("calls = %#v, want %#v", got, want)
+	}
+	for i := range want {
+		if got[i] != want[i] {
+			t.Fatalf("calls[%d] = %q, want %q; all=%#v", i, got[i], want, got)
+		}
+	}
+}
+
 func durableTestEnvelope() envelope.FrameEnvelope {
 	return envelope.FrameEnvelope{
 		Protocol:     envelope.ProtocolJT808,
@@ -83,6 +108,17 @@ func durableTestEnvelope() envelope.FrameEnvelope {
 	}
 }
 
+func writeDurableRecord(t *testing.T, path string, record durableRecord) {
+	t.Helper()
+	payload, err := json.Marshal(record)
+	if err != nil {
+		t.Fatalf("marshal durable record: %v", err)
+	}
+	if err := os.WriteFile(path, payload, 0o640); err != nil {
+		t.Fatalf("write durable record: %v", err)
+	}
+}
+
 func spoolFiles(t *testing.T, dir string) []string {
 	t.Helper()
 	matches, err := filepath.Glob(filepath.Join(dir, "*.json"))